package weeny.pre.event;

import prefuse.Display;
import weeny.pre.display.MoreVisualization;

/**
 * Used in {@link MoreVisualization}, monitoring if a display is added or not
 * 
 * @see MoreVisualization#addDisplayListener(DisplayListener)
 * 
 * @author weeny
 *
 */
public interface DisplayListener {
	public void hasAddedDisplay(Display display);
	public void willRemoveDisplay(Display display);
}
